Anyone please help me out. I have booked my visa appointment with the current I-797 (petition number). And now I have applied for a H1B amendment. With in a week I will be getting the new I-797 form (new petition number). Almost all of the visa slots were booked. I don't see any provision to update the appointment with the new petition number. For me to update the petition I need cancel the current appointment and need to make new appointment with the new petition number. Even on the visa appoi